Format SD-card FAT16 on Windows 10

My current 3D printer is only able to handle FAT16 formatted micro-SD cards. And that’s a challenge as on Windows 10 the FAT16 option is no longer available in the GUI when you put in a “large” micro-SD card, lets say 8GB or more which is already formatted with FAT32 or NTFS. But no worry, […]

TinkerForge WeatherStation

Building your own Weather-Station is fun and it is even more fun if you can use all kind of electronics but with a focus on programming. Start with a simple in house sensor station which can extended in almost anyway you can imagine. For me TinkerForge is a perfect start to get into The Internet […]

Ubuntu 20.04 Server firewall setup

One of the important things on any server is to prevent unnecessary access as much as possible. On ubuntu ufw, or uncomplicated Firewall, should already be installed by default. ufw is easy and takes away the more complicated tasks of using things like iptables. If for some reason ufw is not installed or removed you […]

Raspberry Ubuntu 20.04 InfluxDB & Grafana

As I do play around with environment sensors, based on TinkerForge components Arduino and LoRaWAN, I need to be able to store the data and also expose the it in some interesting way. InfluxDB is perfect for storing time based measurements, also it does not really requires too much Database Management knowledge. Which makes it […]

Raspberry Pi Ubuntu 20.04 Node-red

Node-red is a flow based development tool I use at home for getting my sensor-data in an Influx-database and with a Grafana front-end expose the data. That setup runs on a Intel NUC with Ubuntu 18.04 so time to get it upgraded to 20.04. But before I upgrade I want to know I am able […]

Ubuntu Server 20.04 Raspberry PI Setup

How to install Ubuntu 20.04 LTS 64-bit server for arm64 (Pi 3 & 4). Most of the info you can find on ubuntu.com, but I like to have it all in the same place. As this is my first ever blog, it will be simple and easy …. I hope. Why I want to do […]